{"id":"CVE-2026-13390","state":"PUBLISHED","title":"The Events Calendar < 6.16.5.1 - Unauthenticated Event Aggregator Import Status Manipulation","description":"The Events Calendar WordPress plugin before 6.16.5.1 does not perform an authorization check on one of its Event Aggregator import REST API routes and skips an integrity check for a particular status value, allowing unauthenticated attackers to mark existing import records as failed and to store arbitrary content in a hidden comment record.","publishedAt":"2026-07-27T06:00:02.724Z","updatedAt":"2026-07-27T14:10:09.471Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown The Events Calendar"],"affected":[{"vendor":"Unknown","product":"The Events Calendar","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.16.5.1","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/c7d3b1c5-3b3a-4359-aa41-0dfccb091fa4/"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:11:00.674Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/13xxx/CVE-2026-13390.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-13390","state":"PUBLISHED","datePublished":"2026-07-27T06:00:02.724Z","dateUpdated":"2026-07-27T14:10:09.471Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-06-26T07:17:55.469Z"},"containers":{"cna":{"title":"The Events Calendar < 6.16.5.1 - Unauthenticated Event Aggregator Import Status Manipulation","descriptions":[{"lang":"en","value":"The Events Calendar WordPress plugin before 6.16.5.1 does not perform an authorization check on one of its Event Aggregator import REST API routes and skips an integrity check for a particular status value, allowing unauthenticated attackers to mark existing import records as failed and to store arbitrary content in a hidden comment record."}],"affected":[{"vendor":"Unknown","product":"The Events Calendar","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"6.16.5.1","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/c7d3b1c5-3b3a-4359-aa41-0dfccb091fa4/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-07-27T06:00:02.724Z"},"credits":[{"lang":"en","value":"Haitam Lazaar","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","integrityImpact":"LOW","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-27T14:09:14.168365Z","id":"CVE-2026-13390","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","type":"CWE","lang":"en","description":"CWE-862 Missing Authorization"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-27T14:10:09.471Z"}}]}}}